Baby carriage frame



FIG. 1 is a left side elevation view of a baby carriage frame showing our new design in a stroller configuration, the right side elevation view being a mirror image thereof;

FIG. 2 is a left, rear, top perspective thereof;

FIG. 3 is a left, front, top perspective view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevation view thereof; and,

FIG. 6 is a left side elevation view of the baby carriage frame of FIG. 1 in a fully folded configuration. 

CLAIM The ornamental design for a baby carriage frame, as shown and described. 